Astronomy Specialist

WILLIAM OPTICS

 

 

Testar Australia is an authorized William Optics dealer. William Optics has earned a reputation over the last two decades for producing high quality yet affordable telescopes and accessories. Their refractors are made from precision CNC-machined and anodized aluminium and feature Ohara FPL-53 synthetic fluorite glass for excellent aberration correction.

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SOLD OUT
REDCAT 51 F/4.9 APO REFRACTOR.
REDCAT 51 F/4.9 APO REFRACTOR
0
$1,499.00
REDCAT 71 F/4.9 APO REFRACTOR.
REDCAT 71 F/4.9 APO REFRACTOR
0
$2,669.00
SOLD OUT
ZENITHSTAR 61 II F/5.9 APO DOUBLET.
ZENITHSTAR 61 II F/5.9 APO DOUBLET
$999.00
SOLD OUT
ZENITHSTAR 73 III F/5.9 APO DOUBLET.
ZENITHSTAR 73 III F/5.9 APO DOUBLET
$1,099.00
ZENITHSTAR 81 F/6.9 APO DOUBLET.
ZENITHSTAR 81 F/6.9 APO DOUBLET
$1,499.00
SOLD OUT
GRAN TURISMO 71 F/5.9 APO TRIPLET.
GRAN TURISMO 71 F/5.9 APO TRIPLET
0
From $1,549.00 - $1,899.00
GRAN TURISMO 81 F/5.9 APO TRIPLET.
GRAN TURISMO 81 F/5.9 APO TRIPLET
0
$2,499.00
FLUOROSTAR 91 F/5.9 APO TRIPLET.
FLUOROSTAR 91 F/5.9 APO TRIPLET
0
$3,299.00
FLUOROSTAR 120 F/6.5 APO TRIPLET.
FLUOROSTAR 120 F/6.5 APO TRIPLET
$5,199.00
FLUOROSTAR 132 F/6.9 APO TRIPLET.
FLUOROSTAR 132 F/6.9 APO TRIPLET
0
$6,699.00
SOLD OUT
FLUOROSTAR 156 F/7.8 APO TRIPLET.
FLUOROSTAR 156 F/7.8 APO TRIPLET
0
$10,999.00
UNIGUIDE 32mm GUIDE SCOPE.
UNIGUIDE 32mm GUIDE SCOPE
0
$179.00
UNIGUIDE 50mm GUIDE SCOPE.
UNIGUIDE 50mm GUIDE SCOPE
0
$229.00
GUIDESTAR 61 F/5.9 APO.
GUIDESTAR 61 F/5.9 APO
0
$729.00
FLAT6AIII 0.8x REDUCER FOR GT71, GT81, Z81, Z103.
FLAT6AIII 0.8x REDUCER FOR GT71, GT81, Z81, Z103
0
$369.00
FLAT6AIII 0.8x REDUCER FOR FLT91 & FLT120.
FLAT6AIII 0.8x REDUCER FOR FLT91 & FLT120
0
$469.00
SOLD OUT
FLAT68III 1x FLATTENER FOR FLT132, FLT156, GT102, GT153.
FLAT68III 1x FLATTENER FOR FLT132, FLT156, GT102, GT153
0
$1,049.00
FLAT7A 0.8x REDUCER FOR FLT120, FLT132, FLT156.
FLAT7A 0.8x REDUCER FOR FLT120, FLT132, FLT156
0
$1,049.00
SOLD OUT
FLAT8 0.72x REDUCER FOR GT102, FLT132, FLT156.
FLAT8 0.72x REDUCER FOR GT102, FLT132, FLT156
0
$1,299.00
SOLD OUT
FLAT61 1x FLATTENER FOR ZENITHSTAR 61.
FLAT61 1x FLATTENER FOR ZENITHSTAR 61
0
$369.00
FLAT61R 0.8x REDUCER FOR ZENITHSTAR 61.
FLAT61R 0.8x REDUCER FOR ZENITHSTAR 61
0
$479.00
FLAT73A 1x FLATTENER FOR ZENITHSTAR 73.
FLAT73A 1x FLATTENER FOR ZENITHSTAR 73
0
$369.00
FLAT73R 0.8x REDUCER FOR ZENITHSTAR 73.
FLAT73R 0.8x REDUCER FOR ZENITHSTAR 73
0
$469.00
SOLD OUT
WILLIAM OPTICS M63 TO M48 PHOTO ADAPTER.
WILLIAM OPTICS M63 TO M48 PHOTO ADAPTER
0
$99.00
REDCAT 51 HANDLE BAR.
REDCAT 51 HANDLE BAR
0
$84.00
WILLIAM OPTICS DSD VIXEN DOVETAIL 210mm.
WILLIAM OPTICS DSD VIXEN DOVETAIL 210mm
0
$69.00
WILLIAM OPTICS DSD VIXEN DOVETAIL 245mm.
WILLIAM OPTICS DSD VIXEN DOVETAIL 245mm
0
$79.00
WILLIAM OPTICS RED DOT FINDER.
WILLIAM OPTICS RED DOT FINDER
0
$139.00
SKYGUIDER PRO LOW LATITUDE BASE & EXTENSION.
SKYGUIDER PRO LOW LATITUDE BASE & EXTENSION
0
$389.00
VIXEN STYLE MOUNTING BASE.
VIXEN STYLE MOUNTING BASE
$39.00
CAMERA ANGLE ROTATOR FOR 2.5" M63 FOCUSER.
CAMERA ANGLE ROTATOR FOR 2.5" M63 FOCUSER
0
$155.00
SOLD OUT
3" CAMERA ANGLE ROTATOR FOR M92 FOCUSER.
3" CAMERA ANGLE ROTATOR FOR M92 FOCUSER
0
$279.00
DURA-BRIGHT 2" DIELECTRIC 90° DIAGONAL.
DURA-BRIGHT 2" DIELECTRIC 90° DIAGONAL
$309.00
DURA-BRIGHT 1.25" DIELECTRIC 90° DIAGONAL.
DURA-BRIGHT 1.25" DIELECTRIC 90° DIAGONAL
0
$179.00
1.25" 90° ERECTING PRISM.
1.25" 90° ERECTING PRISM
0
$149.00
SOLD OUT
WILLIAM OPTICS SCT ADAPTER FOR DIAGONALS.
WILLIAM OPTICS SCT ADAPTER FOR DIAGONALS
0
$49.00
WILLIAM OPTICS COPPER M48 T-RING FOR CANON.
WILLIAM OPTICS COPPER M48 T-RING FOR CANON
0
$149.00
WILLIAM OPTICS COPPER M48 T-RING FOR NIKON.
WILLIAM OPTICS COPPER M48 T-RING FOR NIKON
0
$149.00
WILLIAM OPTICS M48 T-RING FOR CANON EOS.
WILLIAM OPTICS M48 T-RING FOR CANON EOS
0
$55.00
WILLIAM OPTICS M48 T-RING FOR NIKON.
WILLIAM OPTICS M48 T-RING FOR NIKON
0
$55.00
WILLIAM OPTICS M48 T-RING FOR FUJI X-MOUNT.
WILLIAM OPTICS M48 T-RING FOR FUJI X-MOUNT
0
$69.00
WILLIAM OPTICS M48 T-RING FOR SONY E-MOUNT.
WILLIAM OPTICS M48 T-RING FOR SONY E-MOUNT
$69.00
WILLIAM OPTICS M48 T-RING FOR CANON EOS-R.
WILLIAM OPTICS M48 T-RING FOR CANON EOS-R
0
$89.00
WILLIAM OPTICS M48 T-RING FOR NIKON Z.
WILLIAM OPTICS M48 T-RING FOR NIKON Z
0
$69.00
WILLIAM OPTICS M48 T-RING FOR OLYMPUS MICRO 4/3.
WILLIAM OPTICS M48 T-RING FOR OLYMPUS MICRO 4/3
0
$69.00